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30302310100 = 2252537180527
BaseRepresentation
bin11100001110001010…
…001000111011010100
32220012211010211212111
4130032022020323110
5444024342410400
621530511400404
72121630246256
oct341612107324
986184124774
1030302310100
111193a956097
125a58223104
132b1bbc150a
14167665dcd6
15bc54423ba
hex70e288ed4

30302310100 has 72 divisors (see below), whose sum is σ = 67941151488. Its totient is φ = 11724585600.

The previous prime is 30302310079. The next prime is 30302310107. The reversal of 30302310100 is 101320303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30302310107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 336037 + ... + 416563.

It is an arithmetic number, because the mean of its divisors is an integer number (943627104).

Almost surely, 230302310100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30302310100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33970575744).

30302310100 is an abundant number, since it is smaller than the sum of its proper divisors (37638841388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30302310100 is a wasteful number, since it uses less digits than its factorization.

30302310100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80665 (or 80658 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 30302310100 its reverse (101320303), we get a palindrome (30403630403).

The spelling of 30302310100 in words is "thirty billion, three hundred two million, three hundred ten thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 53 71 100 106 142 212 265 284 355 530 710 1060 1325 1420 1775 2650 3550 3763 5300 7100 7526 15052 18815 37630 75260 80527 94075 161054 188150 322108 376300 402635 805270 1610540 2013175 4026350 4267931 5717417 8052700 8535862 11434834 17071724 21339655 22869668 28587085 42679310 57174170 85358620 106698275 114348340 142935425 213396550 285870850 303023101 426793100 571741700 606046202 1212092404 1515115505 3030231010 6060462020 7575577525 15151155050 30302310100